A telephone that transmits its signal via a geostationary communications satellite.
More example sentences
- I never imagined I'd need a satphone to make a phone call from central London.
- I had tried to transmit with this laptop and my satphone for about an hour in the afternoon, but for the first time, it was impossible to get a connection.
- I come back at night, set up the satphone, write a little more and try to transmit.